已知点M(3,0),椭圆x24+y2=1与直线y=k(x+3)交于点A、B,则△ 发布时间:2017-05-01 15:26 │ 来源:www.tikuol.com 题型:选择题 问题: 已知点M(3,0),椭圆x24+y2=1与直线y=k(x+3)交于点A、B,则△ABM的周长为( )A.4B.8C.12D.16
题型:选择题 — Could you tell me something about the boy who helped you just now? — Sorry, I know nothing about him. We are _____. [ ]A. friends B. neighbors C. classmates D. strangers 查看答案